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RENESAS ISL9205IRZ Li-ion Battery Charger

The ISL9205 family is a high-efficiency, integrated single-cell Li-ion or Lipolymer battery charger designed for portable devices. It supports operating input voltages as low as 2.5V and features a programmable charge current, internal pass element, and thermal foldback protection to prevent overheating. The charger offers a complete CC/CV charge profile with trickle charge, external thermistor monitoring, and various fault and status indicators. Suitable for mobile phones, Bluetooth devices, MP3 players, and stand-alone chargers, it ensures long-lasting, safe battery management with minimal external components.

Authorized Distributors
Source:DigiKey
Part No:ISL9205IRZ
Stock:100
Inv Date:06-06-2026
Price: N/A
Buy/RFQ:
Part No:ISL9205IRZ
Stock:1137
Inv Date:06-07-2026
Price: Unit price: $2.34
Buy/RFQ:

RENESAS ISL9205IRZ Li-ion Battery Charger Specifications:

  • Input Voltage Range: 2.5V to 6.5V
  • Charge Current: Programmable up to 840mA
  • End-of-Charge Current: 70-90mA, fixed or programmable
  • Operating Temperature Range: -40°C to +85°C
  • Charge Profile: CC/CV with trickle charge
  • Thermal Foldback: Yes, at +110°C typical
  • Thermistor Interface: External NTC thermistor for battery/ambient temperature
  • Voltage Accuracy: 15mV at room temperature, 25mV over temperature
  • Package Types: DFN (10/16 LD), QFN (16 LD)
  • Fault Indicators: FAULT and STATUS open-drain outputs
  • Input Bypass Capacitor: Minimum 4µF ceramic capacitor for stability
  • Power Dissipation: Managed through thermal foldback and PCB copper layouts
  • Compliance: RoHS, Pb-Free
  • Application: Mobile phones, Bluetooth devices, MP3 players, stand-alone chargers
  • Additional Features: Timer with programmable charge timeout, external thermistor monitoring

Buy the Buy Renesas ISL9205IRZ Li-ion Battery Charger Part Number ISL9205IRZ Online

Enhance your portable electronic device with the Renesas ISL9205IRZ, a highly efficient single-cell Li-ion charger. This device features programmable current control, thermal foldback protection, trickle charge, and external thermistor interface, ensuring safe, reliable, and long-lasting battery performance. Its compact, RoHS-compliant package is perfect for mobile phones, Bluetooth gadgets, MP3 players, and stand-alone chargers. Easily integrated with minimal external components, it provides a complete CC/CV charging profile with fault and status indicators, making your products safer and more efficient for end-users.

Get Renesas ISL9205IRZ today—built for portable device safety, high efficiency, and reliable lithium-ion battery management.

Frequently Asked Questions

Where can I buy RENESAS ISL9205IRZ?

You can click on the BUY or RFQ button to purchase ISL9205IRZ from an authorized RENESAS distributor.

How do I troubleshoot issues or seek technical support for part ISL9205IRZ?

You can download the ISL9205IRZ datasheet or visit the RENESAS website for support.

Who is the manufacturer of ISL9205IRZ?

RENESAS

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